General

  • Target

    642dc820c3da7ff0a22ccdc30aa3ef40N

  • Size

    2.0MB

  • Sample

    240826-cqqy3syhqc

  • MD5

    642dc820c3da7ff0a22ccdc30aa3ef40

  • SHA1

    5ffe008fb26a6c1b75f65f7ceca702b88a26a334

  • SHA256

    04556df7c94ff9d374a46bd917f1902acfa7d9d8face25a47e8a6fa07a97e823

  • SHA512

    d769596b0c9a21344301d0448f2b34abed774f304e7e39b862176fcda62c58218a880485930d76d3ab51fe81362b6f21b7f4199528e996c40daa610934623f89

  • SSDEEP

    24576:su6J33O0c+JY5UZ+XC0kGso6FaI1IXgM6YmenKKSUlmDaGJTA4Pqa6jUvOkQwKYz:2u0c++OCvkGs9Fap5aLKLkDl+dUvO9Y5

Malware Config

Extracted

Family

quasar

Version

1.3.0.0

Botnet

EbayProfiles

C2

5.8.88.191:443

sockartek.icu:443

Mutex

QSR_MUTEX_0kBRNrRz5TDLEQouI0

Attributes
  • encryption_key

    MWhG6wsClMX8aJM2CVXT

  • install_name

    winsock.exe

  • log_directory

    Logs

  • reconnect_delay

    3000

  • startup_key

    win defender run

  • subdirectory

    SubDir

Extracted

Family

azorult

C2

http://0x21.in:8000/_az/

Targets

    • Target

      642dc820c3da7ff0a22ccdc30aa3ef40N

    • Size

      2.0MB

    • MD5

      642dc820c3da7ff0a22ccdc30aa3ef40

    • SHA1

      5ffe008fb26a6c1b75f65f7ceca702b88a26a334

    • SHA256

      04556df7c94ff9d374a46bd917f1902acfa7d9d8face25a47e8a6fa07a97e823

    • SHA512

      d769596b0c9a21344301d0448f2b34abed774f304e7e39b862176fcda62c58218a880485930d76d3ab51fe81362b6f21b7f4199528e996c40daa610934623f89

    • SSDEEP

      24576:su6J33O0c+JY5UZ+XC0kGso6FaI1IXgM6YmenKKSUlmDaGJTA4Pqa6jUvOkQwKYz:2u0c++OCvkGs9Fap5aLKLkDl+dUvO9Y5

    • Azorult

      An information stealer that was first discovered in 2016, targeting browsing history and passwords.

    • Quasar RAT

      Quasar is an open source Remote Access Tool.

    • Quasar payload

    • Checks computer location settings

      Looks up country code configured in the registry, likely geofence.

    • Executes dropped EXE

    • Loads dropped DLL

    • Enumerates connected drives

      Attempts to read the root path of hard drives other than the default C: drive.

    • Looks up external IP address via web service

      Uses a legitimate IP lookup service to find the infected system's external IP.

    • Maps connected drives based on registry

      Disk information is often read in order to detect sandboxing environments.

    • AutoIT Executable

      AutoIT scripts compiled to PE executables.

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks